نتایج جستجو برای: male hormone
تعداد نتایج: 455387 فیلتر نتایج به سال:
BACKGROUND Male breast cancer is a rare malignancy. Despite the lack of prospectively generated data from trials in either the adjuvant or metastatic setting, patients are commonly treated with hormone therapies. Much controversy exists over the use of gonadotropin-releasing hormone analogues in metastatic male breast cancer patients. We conducted this study to provide more concrete ground on t...
Environmental signals can activate neuro-endocrine cascades that regulate various physiological processes. In the present study, we demonstrate that two responses to environmental stress signaling in the crustacean Daphnia magna--hemoglobin accumulation and male offspring production--are co-elevated by the crustacean terpenoid hormone methyl farnesoate and several synthetic analogs. Potency of ...
BACKGROUND The available evidence on the role of obesity and body mass index (BMI) on male infertility has been controversial or inconclusive to some extent. OBJECTIVES The aim of this study was to investigate the role of BMI on some male-fertility laboratory indicators both among infertile and fertile men in an Iranian population. METHODS AND MATERIALS A total of 159 male patients who had ...
background and aims: leptin is a hormone known to control appetite and body weight. the leptin levels in obese animals are always more than animals with normal size. a wide variety of methods have been offered to treat obesity of which herbal therapy is considered as one of these methods. the aim of this study was to investigate the effect of ethanolic extract of asian red ginseng on leptin ser...
We tested whether subordinate helper males of the Lake Tanganyika cooperatively breeding cichlid Neolamprologus pulcher show elevated excretion levels of the stress hormone cortisol and reduced levels of 11-ketotestosterone and testosterone when living in groups with a small breeder male, compared to similar helper males living in groups with a large breeder male, in a full-factorial repeated m...
introduction: thyroid hormone is important for the growth, development and metabolism of the body. a new amount of data show that thyroid hormone influences on pituitary-testis axis. so in this study we investigated the effects of hypothyroidism induction by propiltiouracil (ptu) on serum levels of thyroid hormone, testosterone hormone, luteinizing hormone, follicle stimulating hormone, body an...
Background Pyrethroids are commonly used as insecticides for both household and agricultural applications, and have recently been linked to endocrine disruption. Cypermethrin is a type П pyrethroid which is used widely throughout the world. The present study was aimed to investigate the effects of cypermethrin on the sexual behaviour and plasma level of pituitary-gonadal hormones of adult male ...
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